Technical Data Pulse Inputs / Pulse Outputs - Zenner WR3 Notice D'installation Et D'utilisation

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Technical data pulse inputs / pulse outputs

Flow sensor input
Electrical
connection
Passive with me-
chanical contact
(Reed)
Passive with
open drain FET
Active f. ex. with
C-Mos Gate
Connection additional inputs
Electrical
connection
Passive with me-
chanical contact
(Reed)
Passive with
open drain FET
Connection data outputs (energy and/or volume)
Ext. voltage max.
current
Output
frequency
Switching times:
18
Schematic diagram
10
11
10
pulse
11
10
Uhigh = 2,5 ... 3,6 V
Ulow = 0 ... 0,3 V
11
Schematic diagram
52/
54
53/
52/
54
pulse
53/
55
3V...30V
DC 20mA
1 Hz
(8 Hz dynamically switching,
if output with 1 Hz is not
possible)
1 Hz: 400 ms < tp < 600 ms
8 Hz: 50 ms < tp < 80 ms
Connection data
1 Hz Version: fmax = 1 Hz,
Pulse-duty factor: 1:1 to 1:9
Input capacitance: approx 10 nF,
Input resistance: approx 850 kOhm
100 Hz Version: not allowed
1 Hz. Version: fmax = 1 Hz,
Pulse-duty factor: 1:1 to 1:9
Input capacitance: approx 10 nF,
Input resistance: approx 850 kOhm
100 Hz Version: fmax = 30 Hz,
Pulse-duty factor: 1:1
Input capacitance: approx 2.5 nF,
Input resistance: approx 850 kOhm
1 Hz Version: fmax = 1 Hz,
Pulse-duty factor: 1:1 to 1:9
Uhigh = 2.5 ... 3.6 V,
Ulow = 0 ... 0.3 V,
Input capacitance: approx 10 nF,
VCC 2,5 ... 3,6 V
Input resistance: approx 850 kOhm
100 Hz Version:
pulse
fmax = 100 Hz, Pulse-duty factor: 1:1
Uhigh = 2.5 ... 3.6 V,
GND
Ulow = 0 ... 0.3 V,
Input capacitance: approx 2.5 nF,
Input resistance: approx 850 kOhm
Connection data
fmax = 1 Hz
Pulse-duty factor: 1:1 to 1:9
Input capacitance: approx 15 nF
Input resistance: approx 470 kOhm
fmax = 1 Hz
Pulse-duty factor: 1:1 to 1:9
Input capacitance: approx 15 nF
Input resistance: approx 470 kOhm
Typical connection (*)
tp tp
52/
54
53/
55
(*) The connection of an external
resistor may be necessary to ensure
the current limitation.
U = 3 ... 30 V
V Out
Imax = 20 mA*
Pulse
GND